Finding the Fourth Proportional to 399,161.04, 550,828.53 and 237,932.97
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Solution
The fourth proportional to 399,161.04, 550,828.53 and 237,932.97 is: 328,339.33
Step by Step Solution
- Step 1: Write the proportion equation
399,161.04 : 550,828.53 = 237,932.97 : x - Step 2: Convert to fraction form
399,161.04/550,828.53 = 237,932.97/x - Step 3: Cross multiply
399,161.04x = 550,828.53 × 237,932.97 - Step 4: Simplify right side
399,161.04x = 131,060,268,103.63 - Step 5: Solve for x
x = 131,060,268,103.63/399,161.04 - Step 6: Final answer
x = 328,339.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.